Ubiquiti AF-5G30-S45 Quick Start Manual page 15

17. Before adjusting the tilt angle, ensure that the six Hex Head
Bolts are loose enough to allow movement.
IMPORTANT:
hand, then loosen the Hex Head Bolts until you can.
18. To adjust the tilt angle, turn the screw head of the Elevation
Rod until the desired tilt is reached.
19. Lock the alignment by tightening all six Hex Head Bolts to
25 N‑m.
If you cannot spin the washers freely by